JSFiddle - React, Tailwind, and code Playground

by Academia

HTML

<div id="chkbox_container">
    <input type="checkbox" checked="checked" />Check<br />
</div>
    <input type="button" value="Add CheckBox" onClick="document.getElementById('chkbox_container').insertAdjacentHTML('beforeend','<input type=\'checkbox\' checked=\'checked\' />Check<br />');">

JavaScript

function addCheckBox() {
    txt = "<input type=\"checkbox\" checked>Check<br />";
    document.getElementById('chkbox_container').insertAdjacentHTML('beforeend',txt);
}